It all start­ed as a thought exper­i­ment on Reddit.com when a user posed the ques­tion: “Could I destroy the entire Roman Empire dur­ing the reign of Augus­tus if I trav­eled back in time with a mod­ern U.S. Marine infantry bat­tal­ion or MEU?” Then the Red­dit user offered a more pre­cise sce­nario: Let’s say we go … Con­tin­ue read­ing How Many U.S. Marines Could Bring Down the Roman Empire?